US PATENT SUBCLASS 70 / 90
.~.~.~ Sliding sash

Current as of: June, 1999
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70 /   HD   LOCKS

57  DF  SPECIAL APPLICATION {7}
77  DF  .~ For closures {5}
89  DF  .~.~ Window {1}
90.~.~.~ Sliding sash

DEFINITION

Classification: 70/90

(under subclass 89) Devices applied to sliding sashes.

SEE OR SEARCH THIS CLASS, SUBCLASS:

95+, for similar structure in sliding doors.